19692990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{72937}}^1$

素因数の和:72953

約数の個数: 32

約数和(自身を含む): 52515360

約数和(自身を除く): 32822370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 72937, 145874, 218811, 364685, 437622, 656433, 729370, 1094055, 1312866, 1969299, 2188110, 3282165, 3938598, 6564330, 9846495, 19692990]

約数ペア:

[(1, 19692990), (2, 9846495), (3, 6564330), (5, 3938598), (6, 3282165), (9, 2188110), (10, 1969299), (15, 1312866), (18, 1094055), (27, 729370), (30, 656433), (45, 437622), (54, 364685), (90, 218811), (135, 145874), (270, 72937)]